Routing Table Report 04:00 +10GMT Fri 28 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 484289
Prefixes after maximum aggregation: 191508
Deaggregation factor: 2.53
Unique aggregates announced to Internet: 239515
Total ASes present in the Internet Routing Table: 46228
Prefixes per ASN: 10.48
Origin-only ASes present in the Internet Routing Table: 35609
Origin ASes announcing only one prefix: 16411
Transit ASes present in the Internet Routing Table: 6030
Transit-only ASes present in the Internet Routing Table: 166
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1869
Unregistered ASNs in the Routing Table: 490
Number of 32-bit ASNs allocated by the RIRs: 6011
Number of 32-bit ASNs visible in the Routing Table: 4589
Prefixes from 32-bit ASNs in the Routing Table: 14827
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 394
Number of addresses announced to Internet: 2656942596
Equivalent to 158 /8s, 93 /16s and 186 /24s
Percentage of available address space announced: 71.8
Percentage of allocated address space announced: 71.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.8
Total number of prefixes smaller than registry allocations: 169247
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114957
Total APNIC prefixes after maximum aggregation: 34451
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 117536
Unique aggregates announced from the APNIC address blocks: 49412
APNIC Region origin ASes present in the Internet Routing Table: 4892
APNIC Prefixes per ASN: 24.03
APNIC Region origin ASes announcing only one prefix: 1226
APNIC Region transit ASes present in the Internet Routing Table: 848
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 849
Number of APNIC addresses announced to Internet: 731415936
Equivalent to 43 /8s, 152 /16s and 133 /24s
Percentage of available APNIC address space announced: 85.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 165734
Total ARIN prefixes after maximum aggregation: 82909
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 167143
Unique aggregates announced from the ARIN address blocks: 77653
ARIN Region origin ASes present in the Internet Routing Table: 16155
ARIN Prefixes per ASN: 10.35
ARIN Region origin ASes announcing only one prefix: 6123
ARIN Region transit ASes present in the Internet Routing Table: 1670
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 68
Number of ARIN addresses announced to Internet: 1065883520
Equivalent to 63 /8s, 136 /16s and 23 /24s
Percentage of available ARIN address space announced: 56.4
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 122206
Total RIPE prefixes after maximum aggregation: 61493
RIPE Deaggregation factor: 1.99
Prefixes being announced from the RIPE address blocks: 126194
Unique aggregates announced from the RIPE address blocks: 79939
RIPE Region origin ASes present in the Internet Routing Table: 17630
RIPE Prefixes per ASN: 7.16
RIPE Region origin ASes announcing only one prefix: 8311
RIPE Region transit ASes present in the Internet Routing Table: 2860
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2636
Number of RIPE addresses announced to Internet: 655915908
Equivalent to 39 /8s, 24 /16s and 123 /24s
Percentage of available RIPE address space announced: 95.4
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 196608-200191
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 54635
Total LACNIC prefixes after maximum aggregation: 9995
LACNIC Deaggregation factor: 5.47
Prefixes being announced from the LACNIC address blocks: 60487
Unique aggregates announced from the LACNIC address blocks: 28033
LACNIC Region origin ASes present in the Internet Routing Table: 2071
LACNIC Prefixes per ASN: 29.21
LACNIC Region origin ASes announcing only one prefix: 550
LACNIC Region transit ASes present in the Internet Routing Table: 423
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1024
Number of LACNIC addresses announced to Internet: 151978368
Equivalent to 9 /8s, 15 /16s and 1 /24s
Percentage of available LACNIC address space announced: 90.6
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 11823
Total AfriNIC prefixes after maximum aggregation: 2623
AfriNIC Deaggregation factor: 4.51
Prefixes being announced from the AfriNIC address blocks: 12535
Unique aggregates announced from the AfriNIC address blocks: 4158
AfriNIC Region origin ASes present in the Internet Routing Table: 700
AfriNIC Prefixes per ASN: 17.91
AfriNIC Region origin ASes announcing only one prefix: 201
AfriNIC Region transit ASes present in the Internet Routing Table: 149
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 12
Number of AfriNIC addresses announced to Internet: 51442688
Equivalent to 3 /8s, 16 /16s and 244 /24s
Percentage of available AfriNIC address space announced: 51.1
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2989 11584 896 Korea Telecom
17974 2756 902 88 PT Telekomunikasi Indonesia
7545 2188 320 117 TPG Telecom Limited
4755 1837 396 197 TATA Communications formerly
9829 1592 1283 39 National Internet Backbone
9583 1313 102 534 Sify Limited
7552 1235 1082 13 Viettel Corporation
9498 1225 309 68 BHARTI Airtel Ltd.
4808 1179 2121 357 CNCGROUP IP network China169
24560 1108 379 174 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3022 3688 53 BellSouth.net Inc.
22773 2319 2938 140 Cox Communications Inc.
1785 2165 692 131 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
20115 1689 1673 576 Charter Communications
4323 1625 1089 412 tw telecom holdings, inc.
701 1492 11174 763 MCI Communications Services,
30036 1380 298 560 Mediacom Communications Corp
6983 1301 772 581 ITC^Deltacom
7018 1289 18002 835 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1819 544 16 OJSC "Vimpelcom"
34984 1408 243 222 TELLCOM ILETISIM HIZMETLERI A
20940 1249 465 944 Akamai International B.V.
13188 1048 100 28 TOV "Bank-Inform"
31148 1017 45 21 Freenet Ltd.
8551 893 370 41 Bezeq International-Ltd
6849 865 362 37 JSC "Ukrtelecom"
6830 774 2331 425 Liberty Global Operations B.V
12479 713 798 51 France Telecom Espana SA
35819 563 634 74 Bayanat Al-Oula For Network S
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3522 1946 94 NET Serviços de Comunicação S
10620 2753 440 199 Telmex Colombia S.A.
18881 1907 972 21 Global Village Telecom
7303 1751 1172 223 Telecom Argentina S.A.
8151 1384 2908 417 Uninet S.A. de C.V.
6503 935 434 61 Axtel, S.A.B. de C.V.
11830 869 364 15 Instituto Costarricense de El
27947 850 101 89 Telconet S.A
7738 845 1626 38 Telemar Norte Leste S.A.
3816 781 315 125 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1638 240 6 Sudanese Mobile Telephone (ZA
24863 921 376 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 492 958 13 TE-AS
24835 299 144 9 Vodafone Data
36992 264 783 24 ETISALAT MISR
3741 247 921 208 Internet Solutions
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
29571 202 22 15 Cote d'Ivoire Telecom
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3522 1946 94 NET Serviços de Comunicação S
6389 3022 3688 53 BellSouth.net Inc.
4766 2989 11584 896 Korea Telecom
17974 2756 902 88 PT Telekomunikasi Indonesia
10620 2753 440 199 Telmex Colombia S.A.
22773 2319 2938 140 Cox Communications Inc.
7545 2188 320 117 TPG Telecom Limited
1785 2165 692 131 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
18881 1907 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3022 2969 BellSouth.net Inc.
17974 2756 2668 PT Telekomunikasi Indonesia
10620 2753 2554 Telmex Colombia S.A.
22773 2319 2179 Cox Communications Inc.
4766 2989 2093 Korea Telecom
7545 2188 2071 TPG Telecom Limited
1785 2165 2034 PaeTec Communications, Inc.
18881 1907 1886 Global Village Telecom
18566 2048 1870 MegaPath Corporation
8402 1819 1803 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.14.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
41.73.16.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:12 /10:30 /11:90 /12:255
/13:475 /14:953 /15:1653 /16:12863 /17:6749 /18:11490
/19:23757 /20:33574 /21:36197 /22:51753 /23:45045 /24:257126
/25:800 /26:946 /27:433 /28:12 /29:14 /30:5
/31:0 /32:41
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2003 2048 MegaPath Corporation
6389 1696 3022 BellSouth.net Inc.
36998 1599 1638 Sudanese Mobile Telephone (ZA
22773 1559 2319 Cox Communications Inc.
8402 1499 1819 OJSC "Vimpelcom"
30036 1218 1380 Mediacom Communications Corp
11492 1165 1205 CABLE ONE, INC.
1785 1160 2165 PaeTec Communications, Inc.
6983 1040 1301 ITC^Deltacom
22561 990 1276 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:977 2:805 3:3 4:16 5:899 6:19
8:650 12:1850 13:4 14:955 15:9 16:2
17:25 18:21 20:35 23:692 24:1720 27:1755
31:1574 32:44 33:2 34:5 36:119 37:1940
38:931 39:4 40:193 41:3096 42:241 44:18
46:2178 47:13 49:678 50:917 52:12 54:56
55:7 57:26 58:1149 59:594 60:375 61:1532
62:1254 63:1979 64:4363 65:2245 66:4197 67:2067
68:1036 69:3304 70:848 71:469 72:1959 74:2668
75:311 76:392 77:1230 78:1044 79:693 80:1303
81:1131 82:671 83:744 84:754 85:1263 86:393
87:1071 88:520 89:1659 90:151 91:5740 92:665
93:1677 94:2057 95:1482 96:535 97:352 98:1072
99:41 100:35 101:786 103:4271 105:534 106:166
107:501 108:542 109:2101 110:981 111:1252 112:626
113:821 114:874 115:1073 116:1039 117:877 118:1280
119:1311 120:353 121:791 122:1918 123:1261 124:1443
125:1453 128:646 129:244 130:359 131:658 132:357
133:157 134:319 135:74 136:245 137:305 138:350
139:159 140:211 141:358 142:557 143:420 144:504
145:99 146:600 147:450 148:797 149:341 150:149
151:599 152:421 153:204 154:90 155:459 156:328
157:368 158:220 159:869 160:356 161:475 162:1192
163:217 164:682 165:612 166:280 167:593 168:1049
169:125 170:1194 171:195 172:17 173:1641 174:679
175:589 176:1466 177:2797 178:1981 179:523 180:1630
181:996 182:1451 183:497 184:696 185:1310 186:2817
187:1438 188:1990 189:1289 190:7465 191:96 192:7105
193:5443 194:4019 195:3371 196:1354 197:1091 198:4921
199:5571 200:6055 201:2668 202:8962 203:8886 204:4657
205:2655 206:2910 207:2892 208:3982 209:3708 210:3082
211:1698 212:2216 213:2009 214:834 215:84 216:5496
217:1717 218:566 219:321 220:1293 221:597 222:336
223:602
End of report